diff --git a/src/IO/WriteBufferValidUTF8.cpp b/src/IO/WriteBufferValidUTF8.cpp
index 1100e7ae836..f711db0f1e7 100644
--- a/src/IO/WriteBufferValidUTF8.cpp
+++ b/src/IO/WriteBufferValidUTF8.cpp
@@ -117,9 +117,6 @@ void WriteBufferValidUTF8::nextImpl()
         memory[i] = p[i];
 
     working_buffer = Buffer(&memory[cnt], memory.data() + memory.size());
-
-    /// Propagate next() to the output buffer
-    output_buffer.next();
 }
 
 WriteBufferValidUTF8::~WriteBufferValidUTF8()